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參數資料
| 型號： | SPT7950SIR |
| 廠商： | SIGNAL PROCESSING TECHNOLOGIES |
| 元件分類： | ADC |
| 英文描述： | 1-CH 12-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PDSO28 |
| 封裝： | SSOP-28 |
| 文件頁數： | 2/5頁 |
| 文件大?。?/td> | 39K |
| 代理商： | SPT7950SIR |
SPT
2
9/6/00
SPT7950
ABSOLUTE MAXIMUM RATINGS (Beyond which damage may occur)
1
25 °C
Note:
1. Operation at any Absolute Maximum Rating is not implied. See Electrical Specifications for proper nominal applied conditions in typical
applications.
Supply Voltages
V
DD
...........................................................
–
0.3 to +7 V
OV
DD
...............................................
–
0.3 to V
DD
+0.3 V
Input Voltages
Analog Input ....................................
–
0.3 to V
DD
+0.3 V
CLK Input ........................................
–
0.3 to V
DD
+0.3 V
Output
Digital Outputs....................................................... TBD
Temperature
Operating Temperature...........................
–
40 to +85
°
C
Storage Temperature ............................
–
65 to +150
°
C
ELECTRICAL SPECIFICATIONS
T
A
=T
MIN
to T
MAX
, V
DD
=+5.0 V, OV
DD
=+3.3 V,
S
=100 MSPS, V
RHS
=3.0 V, V
RLS
=2.0 V, unless otherwise specified.
TEST
CONDITIONS
TEST
LEVEL
SPT7950
TYP
PARAMETERS
MIN
MAX
UNITS
Resolution
12
Bits
DC Accuracy
Differential Linearity Error
25
°
C
Full Temp
25
°
C
Full Temp
Full Temp
Full Temp
I
±0.7
±0.9
±1.5
±2.0
LSB
LSB
LSB
LSB
VI
I
VI
VI
VI
Integral Linearity Error
No Missing Codes
Midscale Offset
Guaranteed
1
%FS
Analog Input
Input Voltage Range Differential
Input Common Mode Voltage
Input Resistance
Input Capacitance
Input Bandwidth, Full Power
Full Temp
Full Temp
Full Temp
25
°
C
25
°
C
V
V
V
V
V
±1
2.5
1
2
400
V
V
MW
pF
MHz
References
Common Mode Output Voltage
Common Mode Voltage Tempco
Current Capability
Reference Low Input Voltage Range
Reference High Input Voltage Range
Reference Low Output Voltage
Reference High Output Voltage
Full Temp
Full Temp
Full Temp
(EXT/INT) = 1
(EXT/INT) = 1
(EXT/INT) = 0
(EXT/INT) = 0
VI
V
VI
IV
IV
VI
VI
TBD
2.5
100
TBD
2.0
3.0
2.0
3.0
TBD
V
ppm/
°
C
μA
1.7
2.7
1.95
2.95
2.3 V
3.3
2.05
3.05
V
V
V
Timing Characteristics
Maximum Conversion Rate
Minimum Conversion Rate
Pipeline Delay (Latency)
Clock Pulsewidth High (t
PWH
)
Clock Pulsewidth Low (t
PWL
)
Output Propagation delay (t
D
)
Output Rise Time (t
R
)
Output Fall Time (t
F
)
Aperture Delay Time (t
AP
)
Aperture Jitter Time
Out of Range Recovery Time
Full Temp
Full Temp
Full Temp
Full Temp
Full Temp
Full Temp
Full Temp
Full Temp
25
°
C
25
°
C
25
°
C
VI
IV
IV
IV
IV
IV
V
V
V
V
V
100
MSPS
MSPS
Clock cycles
ns
ns
ns
ns
ns
ns
ps rms
ns
1
8
TBD
TBD
TBD
5.0
5.0
TBD
TBD
TBD
TBD
TBD
TBD
TBD
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